?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Monti%2C+Michele&rft.aulast=Monti&rft.aufirst=Michele&rft.date=2006&rft.title=Agronomic+performance+and+yield+stability+of+pea-barley+intercropping+in+European+organic+farming+system.&rft.genre=proceeding